Hi Khai, I don't think there is such kind of utility function in Calcite.
- Haisheng Yuan------------------------------------------------------------------ 发件人：Khai Tran<[email protected]> 日 期：2019年06月05日 01:28:21 收件人：[email protected] ([email protected])<[email protected]> 主 题：Linq expressions to RexNode Just a bit strange, but just wonder if in calcite code base, is there any util function to convert linq expression back to RexNode?
